uitableview - iOS7 UITapGestureRecognizer method is not called -

i working on uipickerview multi selection in ios7 , used uitapgesturerecognizer multi selection.

in ios6 working fine in ios7 toggleselection: (uitapgesturerecognizer) method not called.

so please give me idea or suggestion resolve issue.

please see below code.

- (uiview *)pickerview:(uipickerview *)pickerview viewforrow:(nsinteger)row forcomponent:(nsinteger)component reusingview:(uiview *)view {      uitableviewcell *cell = (uitableviewcell *)view;      if (cell == nil) {         cell = [[uitableviewcell alloc] initwithstyle:uitableviewcellstyledefault reuseidentifier:nil];         [cell setbackgroundcolor:[uicolor clearcolor]];         [cell setbounds: cgrectmake(0, 0, cell.frame.size.width -20 , 44)];         uitapgesturerecognizer *gesturerecog = [[uitapgesturerecognizer alloc] initwithtarget:self action:@selector(toggleselection:)];         [gesturerecog setdelegate:self];         gesturerecog.numberoftapsrequired = 1;         [gesturerecog.view setbackgroundcolor:[uicolor redcolor]]; //        [singletapgesturerecognizer.view settag:row];         [cell addgesturerecognizer:gesturerecog];     }      if ([self.selecteditems indexofobject:[nsnumber numberwithint:row]] != nsnotfound) {         [cell setaccessorytype:uitableviewcellaccessorycheckmark];     } else {         [cell setaccessorytype:uitableviewcellaccessorynone];     }      cell.tag = row;      if (self.flag == 0 ) {         if (self.arracountry.count > 0) {             cell.textlabel.text=[[self.arracountry objectatindex:row] valueforkey:@"name"];         }     }     else if (self.flag == 1) {         if (self.arrastates.count > 0) {             cell.textlabel.text=[[self.arrastates objectatindex:row] valueforkey:@"name"];         }     }     else if (self.flag == 2) {         if (self.arraycity.count > 0) {             cell.textlabel.text=[[self.arraycity objectatindex:row] valueforkey:@"name"];         }     }      return cell; }  - (bool)gesturerecognizer:(uigesturerecognizer *)gesturerecognizer shouldrecognizesimultaneouslywithgesturerecognizer:(uigesturerecognizer *)othergesturerecognizer {     return yes; } - (void)toggleselection:(uitapgesturerecognizer *)recognizer {     nsnumber *row = [nsnumber numberwithint:recognizer.view.tag];     nsuinteger index = [self.selecteditems indexofobject:row];     if (index != nsnotfound) {         [self.selecteditems removeobjectatindex:index];         [(uitableviewcell *)(recognizer.view) setaccessorytype:uitableviewcellaccessorynone];     } else {         [self.selecteditems addobject:row];         [(uitableviewcell *)(recognizer.view) setaccessorytype:uitableviewcellaccessorycheckmark];     } }